[Tex/LaTex] \bot like symbol with two horizontal lines

symbols

I'm searching for a symbol that looks like \bot, but with two horizontal lines on the bottom. Roughly like this:

     |
     |
     |
 =========

I couldn't find anything with detexify, and I've tried rotating a \Vdash but the spacing between the two parallel lines seems too big. I'd like to use the symbol in math mode, both as an operator and as a superscript.

Best Answer

Superimpose a clipped raised \bot to \bot:

\documentclass{article}
\usepackage{amsmath,trimclip}

\makeatletter
\DeclareRobustCommand{\Bot}{%
  \mathord{\vphantom{\bot}\mathpalette\mich@Bot\relax}%
}
\newcommand{\mich@Bot}[2]{%
  \ooalign{%
    $\m@th#1\bot$\cr
    \clipbox*{0pt 0pt {\width} {.5\height}}{\raisebox{.2\height}{$\m@th#1\bot$}}\cr
  }%
}
\makeatother

\begin{document}

$\Bot \bot$

$\scriptstyle \Bot \bot$

$\scriptscriptstyle \Bot \bot$

\end{document}

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